Home / 9,009.07-13,516.50-4,077.39

Finding the Fourth Proportional to 9,009.07, 13,516.50 and 4,077.39

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Solution

The fourth proportional to 9,009.07, 13,516.50 and 4,077.39 is: 6,117.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.07 : 13,516.50 = 4,077.39 : x
  2. Step 2: Convert to fraction form
    9,009.07/13,516.50 = 4,077.39/x
  3. Step 3: Cross multiply
    9,009.07x = 13,516.50 × 4,077.39
  4. Step 4: Simplify right side
    9,009.07x = 55,111,997.48
  5. Step 5: Solve for x
    x = 55,111,997.48/9,009.07
  6. Step 6: Final answer
    x = 6,117.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.